Troubleshooting; Qué Hacer En Caso De Avería - BRAND HandyStep electronic Operating Manual

Troubleshooting

Problem
Tip dripping
Faint display;
reduced speed
Instrument not responding
Instrument not responding
Instrument not responding
Error message displayed
No message
Battery symbol flashing
ERR 001
ERR 002
ERR TIP
- 36 -
Possible cause
Leaking tip
Battery low
- Locking lever not engaged
during aspirating or dispensing
- Locking lever open at lower
third of the tip
Motor blocked
- Battery low
- Viscosity is too high (see page 7)
- Tip orifice obstructed
Locking lever opened too early
within the lower third of the tip
Corrective action
Replace tip
Recharge battery pack
or replace with charged battery pack.
1. Press ENTER to confirm error.
Follow MENU-instructions to avoid instrument damage!
Display: CLO (Close)
2. Engage the locking lever
Display: rEF (Reference run)
3. Press the STEP key
Attention: Liquid remaining in tip will be discharged
during the reference run (rEF). Discharge sample into
a suitable vessel (see pages 5, point 10).
1. Press ENTER to confirm error.
Follow MENU-instructions to avoid instrument damage!
- Recharge or replace battery pack
- Reduce aspirating/dispensing speed
Display: rEF (Reference run)
2. Press the STEP key
Attention: Liquid remaining in tip will be discharged
during the reference run (rEF). Discharge sample into
a suitable vessel (see pages 5, point 10).
1. Press ENTER to confirm error.
Follow MENU-instructions to avoid instrument damage!
2. Display: OPE (Open)
Push the locking lever to its upper stop.